Film airing net rack for test paper preparation

Abstract

The utility model discloses a film airing net rack for test paper preparation, which relates to the field of tools in biotechnology and comprises a lower net rack, an upper net rack, a first net surface, a second net surface, fastening blocks and locking blocks. A locking groove is formed in the lower net rack; the upper net rack is rotationally mounted on the lower net rack; the first net surface is arranged in the lower net rack and is used for bearing a test paper material; the second net surface is arranged in the upper net rack; the fastening block is rotationally mounted on one side of the upper net rack; the locking block is rotatably mounted on the fastening block, the upper net rack rotates towards the lower net rack, so that the second net surface is close to the first net surface, the fastening block is rotated to extend into the locking groove, the locking block is rotated to extend into the locking groove to be flush with the upper surface of the lower net rack, and the locking block abuts against the inner wall of the locking groove, so that the relative position of the upper net rack and the lower net rack is fixed, and test paper is fixed. According to the film airing net rack for test paper preparation, processing materials on the net rack are fixed, dislocation and superposition of the processing materials in the drying process are prevented, and the drying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of tooling in biotechnology, in particular to a film drying grid frame for preparing test paper. Background Art

[0002] Colloidal gold test strips are a rapid detection tool made using the principle of colloidal gold immunochromatography, and are often used to detect viral antigens. Its working principle is to use colloidal gold as a colorimetric medium, combined with the antigen-antibody specific binding reaction in immunology to achieve the purpose of detection. Colloidal gold test strips are widely used in the field of disease diagnosis because of their easy operation and ability to read results in a short time. In colloidal gold test strips, it usually includes sample pads, gold pads (micropores), nitrocellulose membranes (NC membranes) and absorbent pads, which are connected and pasted to the PVC base plate. The degree of dryness of the gold pad, sample pad, etc. in the preparation of colloidal gold test strips has an important influence on product performance and shelf life. The existing film drying racks used for drying gold label pads and sample pads are basically composed of aluminum alloy frames + nylon mesh surfaces, which are prone to melting during drying and causing damage to the film drying rack and making it unusable. The gold label pads, sample pads, etc. to be dried are laid flat on the film drying rack without any fixing measures, which can easily cause them to be blown by the hot air flowing in the drying box during the drying process, causing them to be out of place. It is easy for some of the items to be dried to overlap and fail to be completely dried, affecting product quality.

[0003] In the process of realizing the above preparation, there are at least the following problems:

[0004] There are no fixing measures on the film drying rack, which may easily cause the material to be dislocated and overlapped during the drying process, resulting in incomplete drying and affecting product quality. Utility Model Content

[0005] The embodiment of the utility model provides a film drying grid rack for test paper preparation, which fixes the processed materials on the grid rack to prevent them from losing their position and overlapping during the drying process, thereby improving the drying efficiency.

[0006] In order to achieve the above object, the embodiment of the utility model adopts the following technical solution:

[0007] A film drying grid for preparing test paper comprises: a lower grid, an upper grid, a first grid surface, a second grid surface fastening block, and a locking block. The lower grid is provided with a locking groove; the upper grid is rotatably mounted on the lower grid; the first grid surface is arranged in the lower grid for carrying the test paper material; the second grid surface is arranged in the upper grid; the fastening block is rotatably mounted on one side of the upper grid; the locking block is rotatably mounted on the fastening block, the upper grid is rotated toward the lower grid so that the second grid surface approaches the first grid surface, the fastening block is rotated to extend into the locking groove, the locking block is rotated to extend into the locking groove to be flush with the upper surface of the lower grid, and the locking block abuts against the inner wall of the locking groove to fix the relative position of the upper grid and the lower grid to fix the test paper.

[0008] Furthermore, it also includes: a clamping column, a first elastic element, a top block, and a second elastic element. A clamping slot is provided in the locking slot of the clamping column, and the clamping column is slidably installed in the clamping slot; a first elastic element is installed in the clamping slot, one end of the first elastic element abuts against the inner wall of the clamping slot, and the other end of the first elastic element is arranged on the clamping column; a limiting slot is provided on the lower grid of the top block, and the top block is slidably installed in the limiting slot; a second elastic element is installed in the limiting slot, one end of the second elastic element abuts against the inner wall of the limiting slot, and the other end of the second elastic element is arranged on the top block.

[0009] Furthermore, the lower grid is also provided with a shaft hole, the shaft hole is located in the limiting groove, one side of the upper grid rotates relative to the shaft hole, and the locking groove is located on the side of the lower grid away from the shaft hole.

[0010] Furthermore, the upper grid frame is provided with a rotation groove corresponding to the locking groove, and the fastening block is rotatably installed in the rotation groove.

[0011] Furthermore, the mesh holes in the first mesh surface and the second mesh surface are square holes.

[0012] Furthermore, a step surface is provided on the lower grid frame, and the upper grid frame is rotated to fit into the step surface, and the first grid surface is located below the step surface.

[0013] An embodiment of the utility model provides a film drying grid rack for test paper preparation, wherein the upper grid rack is rotated toward the lower grid rack so that the first grid surface abuts against the second grid surface to clamp the test paper installed between the first grid surface and the second grid surface, the fastening block is rotated to extend into the locking groove, and the locking block is rotated to abut against the inner wall of the locking groove to fix the relative position of the upper grid rack and the lower grid rack, thereby further fixing the test paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 A schematic diagram of the component installation structure of the utility model;

[0016] Figure 3 for Figure 2 A1 enlarged view of

[0017] Figure 4 for Figure 2 Magnified view of B1;

[0018] Figure 5 An exploded schematic diagram of the structure of the utility model;

[0019] Figure 6 A new type of top view is used for this purpose;

[0020] Figure 7 for Figure 6 A broken view of the AA section.

[0021] The above drawings include the following figure marks: 10-lower grid; 101-locking groove; 20-upper grid; 102-first grid surface; 201-second grid surface; 202-fastening block; 203-locking block; 204-rotation groove; 1021-clamping column; 103-clamping groove; 104-first elastic element; 105-top block; 106-limiting groove; 107-second elastic element; 108-rotating shaft hole; 109-step surface. DETAILED DESCRIPTION

[0022] The embodiments of the utility model are described in detail below with reference to the accompanying drawings.

[0023] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0024] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] Example

[0027] Please refer to Figure 1 and Figure 5 As shown, this embodiment provides a film drying grid for test paper preparation, including: a lower grid 10, an upper grid 20, a first grid surface 102, a second grid surface 201, a fastening block 202, and a locking block 203. A locking groove 101 is provided on the lower grid frame 10; the upper grid frame 20 is rotatably installed on the lower grid frame 10; the first mesh surface 102 is arranged in the lower grid frame 10 for carrying the test paper material; the second mesh surface 201 is arranged in the upper grid frame 20; the fastening block 202 is rotatably installed on one side of the upper grid frame 20; the locking block 203 is rotatably installed on the fastening block 202, the upper grid frame 20 is rotated toward the lower grid frame 10 so that the second mesh surface 201 is close to the first mesh surface 102, the fastening block 202 is rotated to extend into the locking groove 101, the locking block 203 is rotated to extend into the locking groove 101 and is flush with the upper surface of the lower grid frame 10, and the locking block 203 is abutted against the inner wall of the locking groove 101 to fix the relative position of the upper grid frame 20 and the lower grid frame 10 to fix the test paper.

[0028] In this embodiment, there are two fastening blocks 202, which are symmetrically arranged at one end of the upper net rack 20, and there are also two corresponding locking blocks 203, which are rotatably installed on the fastening blocks 202. The locking groove 101 is an L-shaped groove. The fastening block 202 rotates perpendicularly to the side of the upper net rack 20, and the locking block 203 rotates perpendicularly to the fastening block 202. Corresponding to the shape of the locking groove 101, after the upper net rack 20 abuts against the lower net rack 10, the first mesh surface 102 fits with the second mesh surface 201 to press the test paper.

[0029] Further, in some implementations of this embodiment, Figures 2 to 7As shown, it also includes: a clamping column 1021, a first elastic element 104, a top block 105, and a second elastic element 107. A clamping slot 103 is provided in the locking slot 101 of the clamping column 1021, and the clamping column 1021 is slidably installed in the clamping slot 103; the first elastic element 104 is installed in the clamping slot 103, one end of the first elastic element 104 abuts against the inner wall of the clamping slot 103, and the other end of the first elastic element 104 is arranged on the clamping column 1021; a limiting slot 106 is provided on the lower grid 10 of the top block 105, and the top block 105 is slidably installed in the limiting slot 106; the second elastic element 107 is installed in the limiting slot 106, one end of the second elastic element 107 abuts against the inner wall of the limiting slot 106, and the other end of the second elastic element 107 is arranged on the top block 105.

[0030] In this embodiment, there are two clamping columns 1021, which are correspondingly arranged in the clamping slots 103 in the two fastening slots, and there are also two corresponding first elastic elements 104. The first elastic element 104 is specifically a spring, which is sleeved on the peripheral side of the clamping column 1021. A limiting ring is arranged on the clamping column 1021. One end of the spring is fixed on the limiting ring, and the other end abuts against the inner wall of the clamping slot 103. After the locking block 203 is rotated to abut against the inner wall of the locking slot 101, the clamping column 1021 is squeezed into the clamping slot 103, compressing the first elastic element 104, and the clamping column 1021 extends from the clamping slot 103 and abuts against the outer wall of the upper net frame 20. There are two top blocks 105, two corresponding second elastic elements 107, and two limiting slots 106, which are symmetrically arranged on both sides of the lower net frame 10. The second elastic element 107 is specifically a spring, one end of which is fixed on the top block 105, and the other end abuts against the inner wall of the limiting groove 106. During installation, one end of the net rack 20 presses down the top block 105 and slides into the shaft groove. The top block 105 slides toward the net rack 20 along the limiting groove 106 to abut against the rotating end of the net rack 20 to prevent the net rack 20 from sliding out.

[0031] Further, in some implementations of this embodiment, Figures 3 to 7 As shown, the lower grid 10 is also provided with a shaft hole 108, which is located in the limiting groove 106, and one side of the upper grid 20 rotates relative to the shaft hole 108, and the locking groove 101 is located on the side of the lower grid 10 away from the shaft hole 108.

[0032] In this embodiment, a rotating shaft is provided at both ends of one side of the lower grid 10. The rotating shaft can slide into the rotating shaft hole 108 along the limiting groove 106 opened on the lower grid 10. Under the action of the top block 105, the rotating shaft is fixed in the rotating shaft hole 108 for rotation. There are two rotating shaft holes 108, which are correspondingly opened in the two limiting grooves 106.

[0033] Further, in some implementations of this embodiment, Figure 7As shown, the upper rack 20 is provided with a rotation groove 204 corresponding to the locking groove 101 , and the fastening block 202 is rotatably installed in the rotation groove 204 .

[0034] In this embodiment, the rotating groove 204 is a square groove with a half hole opened in the groove body. A rotating shaft is set on both sides of the same end of the fastening block 202, which extends into the half hole and rotates around the central axis of the rotating shaft. A part of the fastening block 202 is located in the rotating groove 204, and the other part can be rotated into the fastening groove to fix the relative position of the upper frame 20 and the lower frame 10.

[0035] Further, in some implementations of this embodiment, Figure 5 As shown, the mesh holes in the first mesh surface 102 and the second mesh surface 201 are square holes.

[0036] In this embodiment, the size of the mesh surface is specifically 5 mm×5 mm.

[0037] In this embodiment, the mesh surface is made of polytetrafluoroethylene material. The mesh surface woven with polytetrafluoroethylene improves the heat resistance and thermal stability of the film drying net when using hot air to dry the colloid and the test paper.

[0038] Further, in some implementations of this embodiment, Figure 2 As shown, a step surface 109 is provided on the lower grid 10 , and the grid 20 is rotated to fit with the step surface 109 , and the first grid surface 102 is located below the step surface 109 .

[0039] In this embodiment, a step is provided on the inner side of the frame of the lower grid 10, and the step surface 109 is fitted with the lower surface of the upper grid 20. The first grid surface 102 is arranged on the inner side of the frame of the lower grid 10, and is located below the step surface 109 to ensure that after the upper grid 20 is buckled, the first grid surface 102 and the second grid surface 201 are well fitted, thereby ensuring the stability of the test paper clamping.

[0040] In summary, in the process of using the utility model to clamp and dry the colloidal gold test paper, the test paper is placed on the first mesh surface 102, and one side of the upper mesh rack 20 slides into the shaft hole 108 from the limiting groove 106, and the upper mesh rack 20 is rotated to engage with the lower mesh rack 10, so that the second mesh surface 201 is pressed against the first mesh surface 102, and the fastening block 202 is rotated to extend into the locking groove 101, and the locking block 203 is rotated to abut against the inner wall of the locking groove 101, pressing the side of the upper mesh rack 20 and the lower mesh rack 10. After the locking block 203 is rotated into the locking groove 101, the clamping column 1021 is pressed, and the clamping column 1021 abuts against the frame of the upper mesh rack 20 to lock the rotation of the upper mesh rack 20 relative to the lower mesh rack 10, thereby preventing the first mesh surface 102 and the second mesh surface 201 from loosening during preparation, resulting in slippage and overlapping of the test paper, thereby improving the preparation efficiency and further improving the quality and efficiency of production.

[0041] In the description of this specification, specific features, structures, materials or characteristics may be combined in an appropriate manner in any one or more embodiments or examples.

[0042] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A film drying rack for test paper preparation, characterized in that: include: The lower grid (10) is provided with a locking groove (101); An upper net frame (20) is rotatably mounted on the lower net frame (10); A first mesh surface (102) is arranged in the lower mesh frame (10) and is used to carry the test paper material; A second mesh surface (201) is arranged in the mesh rack (20); A fastening block (202) is rotatably mounted on one side of the net rack (20); The locking block (203) is rotatably mounted on the fastening block (202), and the upper net frame (20) is rotated toward the lower net frame (10) so that the second net surface (201) is close to the first net surface (102). The fastening block (202) is rotated to extend into the locking groove (101), and the locking block (203) is rotated to extend into the locking groove (101) to be flush with the upper surface of the lower net frame (10). The locking block (203) abuts against the inner wall of the locking groove (101) to fix the relative position of the upper net frame (20) and the lower net frame (10) to fix the test paper.

2. The film drying rack for test paper preparation according to claim 1, characterized in that: Also includes: A clamping column (1021), wherein a clamping slot (103) is provided in the locking slot (101), and the clamping column (1021) is slidably installed in the clamping slot (103); A first elastic element (104) is installed in the card slot (103), one end of the first elastic element (104) is in contact with the inner wall of the card slot (103), and the other end of the first elastic element (104) is arranged on the card column (1021); A top block (105), wherein a limiting groove (106) is provided on the lower grid (10), and the top block (105) is slidably installed in the limiting groove (106); The second elastic element (107) is installed in the limiting groove (106), one end of the second elastic element (107) is in contact with the inner wall of the limiting groove (106), and the other end of the second elastic element (107) is arranged on the top block (105).

3. The film drying rack for test paper preparation according to claim 2, characterized in that: The lower grid frame (10) is also provided with a rotation axis hole (108), the rotation axis hole (108) is located in the limiting groove (106), one side of the upper grid frame (20) rotates relative to the rotation axis hole (108), and the locking groove (101) is located on the side of the lower grid frame (10) away from the rotation axis hole (108).

4. The film drying rack for test paper preparation according to claim 2, characterized in that: The upper net frame (20) is provided with a rotation groove (204) corresponding to the locking groove (101), and the fastening block (202) is rotatably mounted in the rotation groove (204).

5. The film drying rack for test paper preparation according to claim 1, characterized in that: The mesh holes in the first mesh surface (102) and the second mesh surface (201) are square holes.

6. The film drying rack for test paper preparation according to claim 1, characterized in that: The lower mesh frame (10) is provided with a step surface (109), and the upper mesh frame (20) is rotated to fit the step surface (109), and the first mesh surface (102) is located below the step surface (109).

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